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`='9afb1d80ee5a02bc1b9f6d9760c0deea',`time`=1711638692,`ip`=X'2cc1507e',`location`='/newreply.php?tid=321&replyto=2432',`useragent`='claudebot',`location1`=0,`location2`=0,`nopermission`=0