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`='91b1366fd20ee21ec09f44cea79f8e3d',`time`=1711627231,`ip`=X'36e123e0',`location`='/ratethread.php?tid=398&rating=5&my_post_key=1baac3826c4eb34ea3bef8d9f4e553f4',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0