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`='9305269f55923a9e1f6b9c0547f6c296',`time`=1711697785,`ip`=X'0353bb24',`location`='/misc.php?action=markread&fid=4',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0