[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
SET innodb_strict_mode=0
/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/db/connection.php:376
#2: Bitrix\Main\DB\Connection->queryExecute
	/home/bitrix/www/bitrix/php_interface/after_connect_d7.php:5
#3: include(string)
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:1024
#4: Bitrix\Main\DB\Connection->afterConnected
	/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:107
#5: Bitrix\Main\DB\MysqliConnection->connectInternal
	/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:135
#6: Bitrix\Main\DB\MysqliConnection->queryInternal
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:327
#7: Bitrix\Main\DB\Connection->query
	/home/bitrix/www/bitrix/modules/main/lib/db/mysqlcommonconnection.php:289
#8: Bitrix\Main\DB\MysqlCommonConnection->lock
	/home/bitrix/www/bitrix/modules/main/lib/composite/internals/locker.php:24
#9: Bitrix\Main\Composite\Internals\Locker::lock
	/home/bitrix/www/bitrix/modules/main/lib/composite/engine.php:478
#10: Bitrix\Main\Composite\Engine::processPageContent
	/home/bitrix/www/bitrix/modules/main/lib/composite/engine.php:425
#11: Bitrix\Main\Composite\Engine::endBuffering
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:3210
#12: CAllMain->EndBufferContent
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:3153
#13: CAllMain->EndBufferContentMan
	/home/bitrix/www/bitrix/modules/main/include/epilog_after.php:46
#14: require(string)
	/home/bitrix/www/bitrix/modules/main/include/epilog.php:3
#15: require_once(string)
	/home/bitrix/www/bitrix/footer.php:4
#16: require(string)
	/home/bitrix/www/catalog/index.php:595
#17: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:184
#18: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2
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