phpBB : Critical Error

Error creating new session

DEBUG MODE

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

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('22f39642c9fd94b7277b3e95175ad383', -1, 1714182039, 1714182039, '0a020003', 1, 0, 0)

Line : 187
File : sessions.php