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`='c0fe97691deda40909034685515f3d41',`time`=1711669454,`ip`=X'36905115',`location`='/showthread.php?mode=threaded&tid=375&pid=2774',`useragent`='claudebot',`location1`=7,`location2`=375,`nopermission`=0