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 ('de4eea9c6d2b4dea1bdd65a4159111a5', -1, 1714331091, 1714331091, '0d3b3d77', -10, 0)

Line : 158
File : sessions.php