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`='3999d24c1fc4c8bfb65a3ef5af0d8620',`time`=1711720601,`ip`=X'12cc2a59',`location`='/showthread.php?tid=307&pid=2713',`useragent`='claudebot',`location1`=8,`location2`=307,`nopermission`=0