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 ('dec33ce4d83dd8062346c3788dc9e330', -1, 1702299359, 1702299359, '12cd1a27', -11, 0, 0)

Line : 187
File : sessions.php