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 ('b7df388d3d22a6b70fa734582d7ad754', -1, 1714706436, 1714706436, '0389a1de', 9, 0)

Line : 158
File : sessions.php