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`='d6c2bbbaf740ea1252b1418e995d1b6b',`time`=1711656048,`ip`=X'0350d365',`location`='/newreply.php?tid=314&replyto=1903',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0