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`='c866d9e09b27578dc82c351cd455507d',`time`=1711760860,`ip`=X'36e034d2',`location`='/showthread.php?mode=linear&tid=468&pid=2824',`useragent`='claudebot',`location1`=6,`location2`=468,`nopermission`=0