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`='7af3dd49b8dac7176bf96ca6e17ce9e5',`time`=1711727888,`ip`=X'035c824d',`location`='/ratethread.php?tid=48&rating=2&my_post_key=348bf14b6eb3158a90dec43184998a95',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0