MyBB SQL Error

MyBB has experienced an internal SQL error and cannot continue.

SQL Error:
145 - Table './balkania_forum/mybb_sessions' is marked as crashed and should be repaired
Query:
REPLACE INTO mybb_sessions SET `uid`=0,`sid`='5cc3e2c388f631de076dfaa7d55e5ab2',`time`=1711720447,`ip`=X'2cdea136',`location`='/ratethread.php?tid=229&rating=4&my_post_key=252cf1c7ee7f377399aafc5e8b1da1fb',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0