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 ('7a531a1015122451015f43c14d2ab7f5', -1, 1713486503, 1713486503, '12bcafb6', 7, 0, 0)

Line : 187
File : sessions.php