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 ('ea4e311c595d199991f577009e2a086d', 1, 1593906224, 1593906224, '22ccc6f4', 21, 0, 0)

Line : 187
File : sessions.php