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`='3c94927283b7b3705fd582991805202b',`time`=1711698501,`ip`=X'03518b63',`location`='/ratethread.php?tid=347&rating=5&my_post_key=b023f3b3cb7437b56ab61eea80007c56',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0