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`='40e6e2176fc710cd2d3a3f499925dd4b',`time`=1711656735,`ip`=X'03583c05',`location`='/showthread.php?tid=611&action=newpost',`useragent`='claudebot',`location1`=6,`location2`=611,`nopermission`=0