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`='857de49fa122c8b53eb9e4dbe35c81b9',`time`=1711708103,`ip`=X'2cc05d6d',`location`='/showthread.php?tid=368&action=newpost',`useragent`='claudebot',`location1`=19,`location2`=368,`nopermission`=0