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`='d9194209b65f85eaced07c1c19fbb010',`time`=1711622891,`ip`=X'03ec8b49',`location`='/misc.php?action=whoposted&tid=435&sort=username',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0