[Bitrix\Main\DB\ConnectionException] 
Mysql connect error [localhost, 127.0.0.1]: No such file or directory (400)
/var/www/korallshops.ru/bitrix/modules/main/lib/db/mysqlconnection.php:43
#0: Bitrix\Main\DB\MysqlConnection->connectInternal()
	/var/www/korallshops.ru/bitrix/modules/main/lib/db/mysqlconnection.php:91
#1: Bitrix\Main\DB\MysqlConnection->queryInternal(string, array, NULL)
	/var/www/korallshops.ru/bitrix/modules/main/lib/db/connection.php:332
#2: Bitrix\Main\DB\Connection->query(string)
	/var/www/korallshops.ru/bitrix/modules/main/classes/general/main.php:4587
#3: CAllSite::GetCurTemplate()
	/var/www/korallshops.ru/bitrix/modules/main/include.php:500
#4: require_once(string)
	/var/www/korallshops.ru/bitrix/modules/main/include/prolog_before.php:14
#5: require_once(string)
	/var/www/korallshops.ru/bitrix/modules/main/include/prolog.php:10
#6: require_once(string)
	/var/www/korallshops.ru/bitrix/header.php:1
#7: require(string)
	/var/www/korallshops.ru/products/index.php:2
#8: include_once(string)
	/var/www/korallshops.ru/bitrix/modules/main/include/urlrewrite.php:156
#9: include_once(string)
	/var/www/korallshops.ru/bitrix/urlrewrite.php:2