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`='2b604be432ef96a5631f34ce9605d164',`time`=1711722005,`ip`=X'2cc14dc4',`location`='/ratethread.php?tid=27&rating=5&my_post_key=749711ece95d7bcfc899b01888a32a41',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0