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 ('5c70c50d4b3b900d87a02e2df30c2e95', -1, 1714342383, 1714342383, '038e6092', 12, 0)

Line : 158
File : sessions.php