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`='0104aa4f442a89fc89422ffc14b130e5',`time`=1711700406,`ip`=X'12e8233e',`location`='/ratethread.php?tid=263&rating=2&my_post_key=3074d16e5312a4a4bc1bd5805a07ac60',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0