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`='f4a14bc64490e5c38c4a9b2556cd86c8',`time`=1711709891,`ip`=X'12e8233e',`location`='/showthread.php?tid=629&pid=4943',`useragent`='claudebot',`location1`=6,`location2`=629,`nopermission`=0