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`='ac6bb62ad0321c4806b28130a10330ee',`time`=1711644519,`ip`=X'03ee3e77',`location`='/printthread.php?tid=267',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0