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 ('8e1d785fd08b45cbea823a2c2e8a9f07','0','3.16.166.3','Mozilla/5.0 AppleWebKit/537.36 (KHTML, like Gecko; compatible; ClaudeBot/1.0; +claudebot@anthropic.c','1715627501','board.php?boardid=115&sid=ea7330c5687837202e8c3f90f057e815','0','0','')
mysql error: Duplicate entry '8e1d785fd08b45cbea823a2c2e8a9f07' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.6.13
php version: 7.4.33
Date: 13.05.2024 @ 21:11
Script: /board.php?boardid=115&sid=ea7330c5687837202e8c3f90f057e815
Referer: