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`='682c13ac209cc89aaaa3edf869c2e387',`time`=1711618890,`ip`=X'12ea379a',`location`='/ratethread.php?tid=16&rating=5&my_post_key=729a20db8786ac496f4d6720e10e55f6',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0