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`='6e74fe9c8e898a5dddf3d54093fecea9',`time`=1711633394,`ip`=X'22cbdd68',`location`='/calendar.php?calendar=1',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0