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`='84e63f297088fd7439a596edfe024836',`time`=1711632491,`ip`=X'2cc8e62b',`location`='/ratethread.php?tid=271&rating=2&my_post_key=fb8dd6502c96a68c007290555b308d0a',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0