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`='414e03850ece512bbdd913e81d8989c4',`time`=1711726784,`ip`=X'035b2b16',`location`='/ratethread.php?tid=294&rating=5&my_post_key=b359626dd5ccbad9e1247639a82b64b7',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0