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`='032063ccb10977b55e42845faf19e839',`time`=1711708910,`ip`=X'ae815de7',`location`='/newreply.php?tid=238&replyto=854',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0