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 ('c85adc810a7297211b8e6d3f14c0f70e','0','13.58.15.223','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715785282','jgs_galerie.php?sid=d2b640c4b3290db6467da813c7a28a50','0','0','')
mysql error: Duplicate entry 'c85adc810a7297211b8e6d3f14c0f70e' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 15.05.2024 @ 17:01
Script: /jgs_galerie.php?sid=d2b640c4b3290db6467da813c7a28a50
Referer: