The MySQL server is currently offline. Error while connecting to MySQL: (XID xt85vm)

Hi I am trying to solve this issue last four days but unable to find any solution. I have consumed almost all articles but not found any solution My issues is: The MySQL server is currently offline. And the error message is Error while connecting to MySQL: (XID xt85vm) The system failed to connect to the "MySQL" database "mysql" because of an error: CR_CONNECTION_ERROR (Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)) Error while connecting to MySQL: (XID xt85vm) The system failed to connect to the "MySQL" database "mysql" because of an error: CR_CONNECTION_ERROR (Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)) at /usr/local/cpanel/Cpanel/Mysql/Basic.pm line 391, line 1. As well as when trying to access through the SSH using service mysqld start
getting an error MySQL Daemon Failed to Start - centos 6 Also When I type: mysql I get: ERROR 2002 (HY000): Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)