[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
SELECT 
	`wd_seo_url`.`ID` AS `ID`,
	`wd_seo_url`.`TYPE` AS `TYPE`,
	`wd_seo_url`.`PARENT_ID` AS `PARENT_ID`,
	`wd_seo_url`.`ACTIVE` AS `ACTIVE`,
	`wd_seo_url`.`LOCKED` AS `LOCKED`,
	`wd_seo_url`.`URL_REAL` AS `URL_REAL`,
	`wd_seo_url`.`URL_SEO` AS `URL_SEO`,
	`wd_seo_url`.`URL_NAME` AS `URL_NAME`,
	`wd_seo_url`.`SITE_ID` AS `SITE_ID`,
	`wd_seo_url`.`DESCRIPTION` AS `DESCRIPTION`,
	`wd_seo_url`.`SORT` AS `SORT`,
	`wd_seo_url`.`DATA` AS `DATA`,
	`wd_seo_url`.`SEO_TITLE` AS `SEO_TITLE`,
	`wd_seo_url`.`SEO_DESCRIPTION` AS `SEO_DESCRIPTION`,
	`wd_seo_url`.`SEO_KEYWORDS` AS `SEO_KEYWORDS`,
	`wd_seo_url`.`SEO_PAGE_TITLE` AS `SEO_PAGE_TITLE`,
	`wd_seo_url`.`SEO_BREADCRUMB_ITEM_NAME` AS `SEO_BREADCRUMB_ITEM_NAME`,
	`wd_seo_url`.`SEO_DISABLE_INDEXING` AS `SEO_DISABLE_INDEXING`,
	`wd_seo_url`.`SEO_DISABLE_SEARCHING` AS `SEO_DISABLE_SEARCHING`,
	`wd_seo_url`.`SEO_HIDE_FROM_SITEMAP` AS `SEO_HIDE_FROM_SITEMAP`,
	`wd_seo_url`.`SEO_SITEMAP_PRIORITY` AS `SEO_SITEMAP_PRIORITY`,
	`wd_seo_url`.`SEO_SITEMAP_CHANGEFREQ` AS `SEO_SITEMAP_CHANGEFREQ`,
	`wd_seo_url`.`HASH` AS `HASH`,
	`wd_seo_url`.`SESSION_ID` AS `SESSION_ID`,
	`wd_seo_url`.`EXTERNAL_ID` AS `EXTERNAL_ID`,
	`wd_seo_url`.`DATE_CREATED` AS `DATE_CREATED`,
	`wd_seo_url`.`DATE_MODIFIED` AS `DATE_MODIFIED`,
	`wd_seo_url`.`SEO_TEXT_1` AS `SEO_TEXT_1`,
	`wd_seo_url`.`SEO_TEXT_1_TYPE` AS `SEO_TEXT_1_TYPE`,
	`wd_seo_url`.`SEO_TEXT_2` AS `SEO_TEXT_2`,
	`wd_seo_url`.`SEO_TEXT_2_TYPE` AS `SEO_TEXT_2_TYPE`,
	`wd_seo_url`.`SEO_TEXT_3` AS `SEO_TEXT_3`,
	`wd_seo_url`.`SEO_TEXT_3_TYPE` AS `SEO_TEXT_3_TYPE`,
	`wd_seo_url`.`SEO_TEXT_4` AS `SEO_TEXT_4`,
	`wd_seo_url`.`SEO_TEXT_4_TYPE` AS `SEO_TEXT_4_TYPE`,
	`wd_seo_url`.`SEO_TEXT_5` AS `SEO_TEXT_5`,
	`wd_seo_url`.`SEO_TEXT_5_TYPE` AS `SEO_TEXT_5_TYPE`,
	`wd_seo_url`.`SEO_TEXT_6` AS `SEO_TEXT_6`,
	`wd_seo_url`.`SEO_TEXT_6_TYPE` AS `SEO_TEXT_6_TYPE`,
	`wd_seo_url`.`SEO_TEXT_7` AS `SEO_TEXT_7`,
	`wd_seo_url`.`SEO_TEXT_7_TYPE` AS `SEO_TEXT_7_TYPE`,
	`wd_seo_url`.`SEO_TEXT_8` AS `SEO_TEXT_8`,
	`wd_seo_url`.`SEO_TEXT_8_TYPE` AS `SEO_TEXT_8_TYPE`,
	`wd_seo_url`.`SEO_TEXT_9` AS `SEO_TEXT_9`,
	`wd_seo_url`.`SEO_TEXT_9_TYPE` AS `SEO_TEXT_9_TYPE`,
	`wd_seo_url_rule`.`ID` AS `RULE_ID`,
	`wd_seo_url_rule`.`NAME` AS `RULE_NAME`,
	`wd_seo_url_rule`.`ACTIVE` AS `RULE_ACTIVE`,
	`wd_seo_url_rule`.`SECTION_ID` AS `RULE_SECTION_ID`,
	`wd_seo_url_profile`.`ACTIVE` AS `PROFILE_ACTIVE`,
	`wd_seo_url_profile`.`SITE_ID` AS `PROFILE_SITE_ID`,
	`wd_seo_url_rule`.`PROFILE_ID` AS `PROFILE_ID`,
	`wd_seo_url_profile`.`IBLOCK_ID` AS `PROFILE_IBLOCK_ID`,
	`wd_seo_url_profile`.`FILTER_TYPE` AS `PROFILE_FILTER_TYPE`,
	`wd_seo_url_profile`.`ID` AS `UALIAS_0`
FROM `wd_seo_url` `wd_seo_url` 
LEFT JOIN `wd_seo_smartfilter_rule` `wd_seo_url_rule` ON `wd_seo_url_rule`.`ID` = `wd_seo_url`.`PARENT_ID`
LEFT JOIN `wd_seo_smartfilter_profile` `wd_seo_url_profile` ON `wd_seo_url_profile`.`ID` = `wd_seo_url_rule`.`PROFILE_ID`
WHERE (`wd_seo_url`.`ACTIVE` IS NULL OR `wd_seo_url`.`ACTIVE` <> 'N')
AND (
	(
		`wd_seo_url_rule`.`ACTIVE` = 'Y'
	)
	OR (
		(`wd_seo_url_rule`.`ACTIVE` IS NULL OR `wd_seo_url_rule`.`ACTIVE` = '')
	)
)
AND (
	(
		`wd_seo_url_profile`.`ACTIVE` = 'Y'
	)
	OR (
		(`wd_seo_url_profile`.`ACTIVE` IS NULL OR `wd_seo_url_profile`.`ACTIVE` = '')
	)
)
AND (
	(
		`wd_seo_url_profile`.`SITE_ID` = 's2'
	)
	OR (
		`wd_seo_url`.`SITE_ID` = 's2'
	)
)
AND (
	(
		`wd_seo_url`.`URL_REAL` = '/catalog/potolochnaya-lyustra-reccagni--1628869824/'
	)
	OR (
		`wd_seo_url`.`URL_SEO` = '/catalog/potolochnaya-lyustra-reccagni--1628869824/'
	)
)
ORDER BY `ID` ASC
LIMIT 0, 1

/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:153
#0: Bitrix\Main\DB\MysqliConnection->queryInternal
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:327
#1: Bitrix\Main\DB\Connection->query
	/home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php:3537
#2: Bitrix\Main\ORM\Query\Query->query
	/home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php:952
#3: Bitrix\Main\ORM\Query\Query->exec
	/home/bitrix/www/bitrix/modules/main/lib/orm/data/datamanager.php:513
#4: Bitrix\Main\ORM\Data\DataManager::getList
	/home/bitrix/www/bitrix/modules/webdebug.seo/lib/page.php:505
#5: WD\Seo\Page::getUrlData
	/home/bitrix/www/bitrix/modules/webdebug.seo/lib/page.php:247
#6: WD\Seo\Page::prologModifySeo
	/home/bitrix/www/bitrix/modules/webdebug.seo/lib/page.php:211
#7: WD\Seo\Page::onProlog
	/home/bitrix/www/bitrix/modules/webdebug.seo/lib/eventhandler.php:54
#8: WD\Seo\EventHandler::onProlog
	/home/bitrix/www/bitrix/modules/main/classes/general/module.php:483
#9: ExecuteModuleEventEx
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:3469
#10: CAllMain::PrologActions
	/home/bitrix/www/bitrix/modules/main/include/prolog_before.php:21
#11: require_once(string)
	/home/bitrix/www/bitrix/modules/main/include/prolog.php:10
#12: require_once(string)
	/home/bitrix/www/bitrix/header.php:1
#13: require(string)
	/home/bitrix/www/catalog/index.php:1
#14: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:184
#15: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2
----------

Fatal error: Uncaught Bitrix\Main\DB\SqlQueryException: Mysql query error: (2006) MySQL server has gone away in /home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:153 Stack trace: #0 /home/bitrix/www/bitrix/modules/main/lib/db/connection.php(327): Bitrix\Main\DB\MysqliConnection->queryInternal() #1 /home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php(3537): Bitrix\Main\DB\Connection->query() #2 /home/bitrix/www/bitrix/modules/main/lib/orm/query/query.php(952): Bitrix\Main\ORM\Query\Query->query() #3 /home/bitrix/www/bitrix/modules/main/lib/orm/data/datamanager.php(513): Bitrix\Main\ORM\Query\Query->exec() #4 /home/bitrix/www/bitrix/modules/webdebug.seo/include.php(231): Bitrix\Main\ORM\Data\DataManager::getList() #5 /home/bitrix/www/bitrix/modules/webdebug.seo/lib/canonical.php(237): WD\Seo\Helper::getCrmSites() #6 /home/bitrix/www/bitrix/modules/webdebug.seo/lib/canonical.php(41): WD\Seo\Canonical::isAllowed() #7 /home/bitrix/www/bitrix/modules/webdebug.seo/lib/eventhandler.php(63): WD\Seo\Canonical in /home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php on line 153