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`='cc0058c1095a152fe8d57fa506332eab',`time`=1711694694,`ip`=X'12eacaca',`location`='/newreply.php?tid=27&replyto=32',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0