ERROR: Could not connect to the database, result = Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2) (2002)

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The Universal Connection Store, Metaphysical Store, New Age Store, 1261 Lincoln Ave, Willow Glen, San Jose, California, CA, 95125 Can't connect to local MySQL server through socket '/var/lib/mysql/mysql.sock' (2)