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`='a0a84adaf1d420ef4ad0ab76c7e76537',`time`=1711707203,`ip`=X'03eee4ed',`location`='/showthread.php?mode=threaded&tid=17&pid=20',`useragent`='claudebot',`location1`=16,`location2`=17,`nopermission`=0