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`='0b191d67bc61ec7c4cba38b0aff1c706',`time`=1711778710,`ip`=X'36e034d2',`location`='/showthread.php?mode=threaded&tid=66&pid=312',`useragent`='claudebot',`location1`=7,`location2`=66,`nopermission`=0