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 ('82bb70d43d0f5fb05c8cb6fa55156d97','0','18.225.35.81','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715452307','jgs_galerie.php?sid=421b19e37667b1a3c434aa611dfc1103','0','0','')
mysql error: Duplicate entry '82bb70d43d0f5fb05c8cb6fa55156d97' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 11.05.2024 @ 20:31
Script: /jgs_galerie.php?sid=421b19e37667b1a3c434aa611dfc1103
Referer: http://wehrbauten.de/jgs_galerie.php?sid=421b19e37667b1a3c434aa611dfc1103