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`='906cf5abf786184a00e2bb639ebd15e3',`time`=1711657455,`ip`=X'12eae8e4',`location`='/memberlist.php?perpage=20&username_match=begins&username=C&sort=regdate&order=descending',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0