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`='97f656529dee1594c39131a5da0bf80e',`time`=1711700605,`ip`=X'03ee6bee',`location`='/showthread.php?tid=258&action=newpost',`useragent`='claudebot',`location1`=8,`location2`=258,`nopermission`=0