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 ('7323a6d02098bb5a973cb0f298ab07dc', -1, 1747618931, 1747618931, '12769109', 3, 0, 0)

Line : 190
File : sessions.php