SQL-DATABASE ERROR

Database error in WoltLab Burning Board (2.3.6): Invalid SQL: INSERT INTO bb1_user2awards (userid, awardid, autoawardid, beschreibung) VALUES ('16', '25', '16', 'Hat die meisten Smilies')
mysql error: Duplicate entry '16-25-16' for key 'PRIMARY'
mysql error number: 1062
mysql version: 5.7.26-nmm1-log
php version: 5.6.38-nmm2
Date: 22.07.2019 @ 13:34
Script: /wbb2/thread.php?threadid=185536&goto=lastpost
Referer: