[Bitrix\Main\DB\ConnectionException] 
Mysql connect error [localhost]: (2002) Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (111) (400)
/home/rbssby/public_html/bitrix/modules/main/lib/db/mysqliconnection.php:65
#0: Bitrix\Main\DB\MysqliConnection->connectInternal()
	/home/rbssby/public_html/bitrix/modules/main/lib/db/mysqliconnection.php:122
#1: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/home/rbssby/public_html/bitrix/modules/main/lib/db/connection.php:330
#2: Bitrix\Main\DB\Connection->query(string)
	/home/rbssby/public_html/bitrix/modules/main/lib/web/cookie.php:219
#3: Bitrix\Main\Web\Cookie::getCookieDomain()
	/home/rbssby/public_html/bitrix/modules/main/include.php:273
#4: require_once(string)
	/home/rbssby/public_html/bitrix/modules/main/include/prolog_before.php:14
#5: require_once(string)
	/home/rbssby/public_html/bitrix/rk.php:7