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`='20a62076f0df6936752fd0f7e1da12ab',`time`=1711645014,`ip`=X'23acc1ee',`location`='/showthread.php?tid=469',`useragent`='claudebot',`location1`=7,`location2`=469,`nopermission`=0