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`='110abe42cab563e7fe117c26960bd848',`time`=1711625226,`ip`=X'03ee3909',`location`='/showthread.php?tid=23&action=newpost',`useragent`='claudebot',`location1`=19,`location2`=23,`nopermission`=0