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`='535de173645377aedff183a0d7a75c08',`time`=1711722354,`ip`=X'369e8aa1',`location`='/ratethread.php?tid=327&rating=4&my_post_key=76703707a5a11e65cff5054d87e716fe',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0