Phorum Database Error

Sorry, a Phorum database error occurred.
Please try again later!

Error:

Lost connection to MySQL server during query (2013): SELECT * FROM phorum_messages WHERE forum_id = 2 AND thread = 422047 AND status =2 ORDER BY message_id

Backtrace:

Function phorum_database_error called at
{path to Phorum}/include/db/mysql/mysqli.php:212
----
Function phorum_db_interact called at
{path to Phorum}/include/db/mysql.php:1433
----
Function phorum_db_get_messages called at
{path to Phorum}/read.php:363
----