Phorum Database Error

Sorry, a Phorum database error occurred.
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Error:

Table './bakunyuu_baka/phorum_messages' is marked as crashed and last (automatic?) repair failed (144): SELECT * FROM phorum_messages USE INDEX (new_threads) WHERE status=2 AND forum_id = 12 AND moved = 0 AND parent_id = 0 ORDER BY message_id DESC LIMIT 3

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:759
----
Function phorum_db_get_recent_messages called at
{path to Phorum}/mods/announcements/announcements.php:54
----
Function phorum_setup_announcements called
----
Function call_user_func_array called at
{path to Phorum}/common.php:1885
----
Function phorum_hook called at
{path to Phorum}/common.php:853
----
Function include_once called at
{path to Phorum}/index.php:21
----