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`='08e05dd9f3d45da20a7c2b227ea20cc2',`time`=1711703239,`ip`=X'2cde805a',`location`='/ratethread.php?tid=477&rating=1&my_post_key=352b84f3eaa1f2b1d0d39ad04fc59c7a',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0