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`='8de4b141be3c1a4db10c5501f64317b6',`time`=1711612804,`ip`=X'32115cc8',`location`='/forumdisplay.php?fid=20&datecut=9999&prefix=0&sortby=replies&order=desc',`useragent`='claudebot',`location1`=20,`location2`=0,`nopermission`=0