[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)
SELECT 
	`catalog_catalog_iblock`.`IBLOCK_ID` AS `IBLOCK_ID`,
	`catalog_catalog_iblock`.`PRODUCT_IBLOCK_ID` AS `PRODUCT_IBLOCK_ID`,
	`catalog_catalog_iblock`.`SKU_PROPERTY_ID` AS `SKU_PROPERTY_ID`,
	`catalog_catalog_iblock`.`VAT_ID` AS `VAT_ID`,
	`catalog_catalog_iblock`.`YANDEX_EXPORT` AS `YANDEX_EXPORT`,
	`catalog_catalog_iblock`.`SUBSCRIPTION` AS `SUBSCRIPTION`
FROM `b_catalog_iblock` `catalog_catalog_iblock` 

WHERE (
	`catalog_catalog_iblock`.`IBLOCK_ID` = 60
	OR `catalog_catalog_iblock`.`PRODUCT_IBLOCK_ID` = 60
)
/var/www/madambrosh/data/www/madambrosh.ru/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/var/www/madambrosh/data/www/madambrosh.ru/bitrix/modules/main/lib/db/connection.php:329
#1: Bitrix\Main\DB\Connection->query(string)
	/var/www/madambrosh/data/www/madambrosh.ru/bitrix/modules/main/lib/entity/query.php:1873
#2: Bitrix\Main\Entity\Query->query(string)
	/var/www/madambrosh/data/www/madambrosh.ru/bitrix/modules/main/lib/entity/query.php:460
#3: Bitrix\Main\Entity\Query->exec()
	/var/www/madambrosh/data/www/madambrosh.ru/bitrix/modules/main/lib/entity/datamanager.php:242
#4: Bitrix\Main\Entity\DataManager::getList(array)
	/var/www/madambrosh/data/www/madambrosh.ru/bitrix/modules/catalog/general/catalog_sku.php:212
#5: CAllCatalogSku::GetInfoByIBlock(integer)
	/var/www/madambrosh/data/www/madambrosh.ru/bitrix/components/bitrix/catalog.section/component.php:564
#6: include(string)
	/var/www/madambrosh/data/www/madambrosh.ru/bitrix/modules/main/classes/general/component.php:548
#7: CBitrixComponent->__includeComponent()
	/var/www/madambrosh/data/www/madambrosh.ru/bitrix/modules/main/classes/general/component.php:600
#8: CBitrixComponent->includeComponent(string, array, boolean)
	/var/www/madambrosh/data/www/madambrosh.ru/bitrix/modules/main/classes/general/main.php:1035
#9: CAllMain->IncludeComponent(string, string, array, boolean)
	/var/www/madambrosh/data/www/madambrosh.ru/index.php:280