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`='4f0e8d2e866bb6d063dea9fe2ec2c0ef',`time`=1711707495,`ip`=X'03511732',`location`='/ratethread.php?tid=397&rating=4&my_post_key=2c7be0b560713331eafeaf7372494b11',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0