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`='95605250345d10703717d6a067459d33',`time`=1711660545,`ip`=X'6b15b03f',`location`='/showthread.php?tid=65',`useragent`='claudebot',`location1`=4,`location2`=65,`nopermission`=0