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 ('06d8302e28381e27ec28310413632df1','0','3.145.15.205','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715389167','markread.php?boardid=627&sid=e2ea4d59439ceca126bb49672a255e20','0','0','')
mysql error: Duplicate entry '06d8302e28381e27ec28310413632df1' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 11.05.2024 @ 02:59
Script: /markread.php?boardid=627&sid=e2ea4d59439ceca126bb49672a255e20
Referer: http://wehrbauten.de/markread.php?boardid=627&sid=e2ea4d59439ceca126bb49672a255e20