SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_sessions (sessionhash,userid,ipaddress,useragent,lastactivity,request_uri,styleid,langid,authentificationcode) VALUES ('e653cfe005757c9d65f2d93200ba6b72','0','18.191.181.231','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715191866','board.php?boardid=321&sid=fd7c38f6e41ef185f0b6aba2d7160534','0','0','')
mysql error: Duplicate entry 'e653cfe005757c9d65f2d93200ba6b72' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 08.05.2024 @ 20:11
Script: /board.php?boardid=321&sid=fd7c38f6e41ef185f0b6aba2d7160534
Referer: