2013 - Lost connection to MySQL server during query

select count(*) as count from whos_online where session_id = 'b7a3b1edcc4b84d2badc4094d05897ef'

[TEP STOP]

2006 - MySQL server has gone away

select count(*) as total from sessions where sesskey = 'b7a3b1edcc4b84d2badc4094d05897ef'

[TEP STOP]