[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
SELECT 
	`iblock_iblock_site`.`IBLOCK_ID` AS `IBLOCK_ID`
FROM `b_iblock_site` `iblock_iblock_site` 
LEFT JOIN `b_iblock` `iblock_iblock_site_iblock` ON `iblock_iblock_site`.`IBLOCK_ID` = `iblock_iblock_site_iblock`.`ID`
WHERE (`iblock_iblock_site`.`IBLOCK_ID` in (2))
AND `iblock_iblock_site`.`SITE_ID` = 's1'
AND `iblock_iblock_site_iblock`.`ACTIVE` = 'Y'
/home/bitrix/cvety.kz/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/home/bitrix/cvety.kz/bitrix/modules/main/lib/db/connection.php:329
#1: Bitrix\Main\DB\Connection->query(string)
	/home/bitrix/cvety.kz/bitrix/modules/main/lib/entity/query.php:1924
#2: Bitrix\Main\Entity\Query->query(string)
	/home/bitrix/cvety.kz/bitrix/modules/main/lib/entity/query.php:505
#3: Bitrix\Main\Entity\Query->exec()
	/home/bitrix/cvety.kz/bitrix/modules/main/lib/entity/datamanager.php:256
#4: Bitrix\Main\Entity\DataManager::getList(array)
	/home/bitrix/cvety.kz/bitrix/modules/iblock/lib/component/base.php:3562
#5: Bitrix\Iblock\Component\Base->checkIblock()
	/home/bitrix/cvety.kz/bitrix/modules/iblock/lib/component/base.php:3526
#6: Bitrix\Iblock\Component\Base->processResultData()
	/home/bitrix/cvety.kz/bitrix/modules/iblock/lib/component/element.php:244
#7: Bitrix\Iblock\Component\Element->processResultData()
	/home/bitrix/cvety.kz/bitrix/modules/iblock/lib/component/base.php:3946
#8: Bitrix\Iblock\Component\Base->loadData()
	/home/bitrix/cvety.kz/bitrix/modules/iblock/lib/component/base.php:3935
#9: Bitrix\Iblock\Component\Base->initialLoadAction()
	/home/bitrix/cvety.kz/bitrix/modules/iblock/lib/component/element.php:229
#10: Bitrix\Iblock\Component\Element->initialLoadAction()
	
#11: call_user_func(array)
	/home/bitrix/cvety.kz/bitrix/modules/iblock/lib/component/base.php:4120
#12: Bitrix\Iblock\Component\Base->doAction()
	/home/bitrix/cvety.kz/bitrix/modules/iblock/lib/component/base.php:4138
#13: Bitrix\Iblock\Component\Base->executeComponent()
	/home/bitrix/cvety.kz/bitrix/modules/main/classes/general/component.php:585
#14: CBitrixComponent->includeComponent(string, array, boolean)
	/home/bitrix/cvety.kz/bitrix/modules/main/classes/general/main.php:1035
#15: CAllMain->IncludeComponent(string, string, array, boolean)
	/home/bitrix/cvety.kz/bukety/index.php:125
#16: include_once(string)
	/home/bitrix/cvety.kz/bitrix/modules/main/include/urlrewrite.php:159
#17: include_once(string)
	/home/bitrix/cvety.kz/bitrix/urlrewrite.php:2