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`='b9ce1ab202c91e8293dec0c18cccac8a',`time`=1711663118,`ip`=X'36ea8893',`location`='/reputation.php?uid=39',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0