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`='4dab27c3fa950835d64471eab770e0c7',`time`=1711650351,`ip`=X'23afec2c',`location`='/misc.php?action=whoposted&tid=306',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0