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`='0b8dd84fc1922abb52240cb9db316d7e',`time`=1711631666,`ip`=X'2cc983d5',`location`='/showthread.php?tid=273&action=lastpost',`useragent`='claudebot',`location1`=8,`location2`=273,`nopermission`=0