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`='2664700ad82967086de4861b7e02efb6',`time`=1711654579,`ip`=X'03511e29',`location`='/ratethread.php?tid=13&rating=2&my_post_key=b30aee5aafb8d6d705266e16848dc896',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0