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`='2197ecdd23a892304f7ba5a2195f6a8f',`time`=1711644952,`ip`=X'36519d85',`location`='/forumdisplay.php?fid=5&page=2',`useragent`='claudebot',`location1`=5,`location2`=0,`nopermission`=0