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`='3ddaf440ca3ba960476b92bcfcd17214',`time`=1711719426,`ip`=X'2cc88d7a',`location`='/newreply.php?tid=237&replyto=4976',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0