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`='0fb94a7bbb003f42ca03f53d7932c1f4',`time`=1711635545,`ip`=X'03eee4bf',`location`='/memberlist.php?perpage=20&username_match=begins&username=H&sort=threadnum&order=descending',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0