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 ('2a73724e9ebc6486e43b1ee2c6a0cfd3', -1, 1714167196, 1714167196, '0d3a89da', -2, 0, 0)

Line : 187
File : sessions.php