phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '1' for key 'session_user_id'

INSERT INTO nuke_bbsessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('ab578c25ba59d5c532b0715df6dcfe5a', '1', '1624226957', '1624226957', '03ebb8d7', '20', '0', '0')

Line : 221
File : sessions.php