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`='eb9840aa8b0935c329df42ae6cbd6df9',`time`=1711677331,`ip`=X'345b0044',`location`='/showthread.php?tid=309&pid=1882',`useragent`='claudebot',`location1`=8,`location2`=309,`nopermission`=0