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 ('b8cd1e7288a953fae3785660d60c2d04', -1, 1713955760, 1713955760, '038cf2a5', -8, 0, 0)

Line : 187
File : sessions.php