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`='bf1296c9d0038f7ba36f937d200d84a1',`time`=1711702420,`ip`=X'035b114e',`location`='/ratethread.php?tid=274&rating=3&my_post_key=0aa5d63dfd2d26691940f5f79009d8e8',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0