2013 Lost connection to MySQL server during query
in:
[select count(*) as count from whos_online where session_id = 'pc294blggkc7bh5spqu38svsd2' and ip_address='3.16.75.156']

in:
[select count(*) as total from sessions where sesskey = 'pc294blggkc7bh5spqu38svsd2']