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 ('3a465d157eaf1d8356b57166c0cacd75','0','54.221.43.155','claudebot','1711620761','profile.php?userid=865&sid=6009a7de367e5e2c15cbd3778160c294','0','0','')
mysql error: Duplicate entry '3a465d157eaf1d8356b57166c0cacd75' for key 'PRIMARY'
mysql error number: 1062
mysql version: 10.6.16-MariaDB-0ubuntu0.22.04.1-log
php version: 5.6.40-nmm7
Date: 28.03.2024 @ 11:12
Script: /forum/profile.php?userid=865&sid=6009a7de367e5e2c15cbd3778160c294
Referer: