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`='58d881ea59cb1bd29256673003c12858',`time`=1711712392,`ip`=X'2cd45d85',`location`='/ratethread.php?tid=353&rating=3&my_post_key=01f6c3ce40c6675ddd58d8da946b1104',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0