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) VALUES ('e89d9b4d16ef018e2c83c69542ab1fa0', -1, 1714316283, 1714316283, '0316f28d', 7, 0)

Line : 158
File : sessions.php