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`='5284ab457f7600d7382f8867e8be7980',`time`=1711648098,`ip`=X'36cdeead',`location`='/reputation.php?uid=461',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0