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 ('07d6d9d6c8c5beb506e68a79a9aeaeb1', -1, 1714004373, 1714004373, '030e84d6', -8, 0, 0)

Line : 187
File : sessions.php