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`='70796df93c9204f97a32e0eeeff793a1',`time`=1711659823,`ip`=X'2cd37565',`location`='/memberlist.php?username_match=begins&username=N',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0