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`='d4c512e15c8794fcd9b067e53d75f849',`time`=1711712283,`ip`=X'2cc10b7b',`location`='/showthread.php?tid=299&pid=1836',`useragent`='claudebot',`location1`=8,`location2`=299,`nopermission`=0