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`='a05f4d8e344eb0379403c0d862671299',`time`=1711705117,`ip`=X'369d238c',`location`='/showthread.php?mode=threaded&tid=606&pid=6089',`useragent`='claudebot',`location1`=6,`location2`=606,`nopermission`=0