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 ('9a34c93a0b08d773fa6b86505d203621', -1, 1714637884, 1714637884, '0380c7a2', 3, 0)

Line : 158
File : sessions.php