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`='c911ba79050b9bf3ba4ab5ecc1cac0c2',`time`=1711713361,`ip`=X'36ea7c46',`location`='/showthread.php?tid=310&pid=1887&mode=threaded',`useragent`='claudebot',`location1`=8,`location2`=310,`nopermission`=0