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`='b691d2e9814e132d82bfdedadb287701',`time`=1711724665,`ip`=X'36dd452a',`location`='/ratethread.php?tid=331&rating=1&my_post_key=5e06a73be2515f049944648c8252a7a7',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0