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 ('aabdf6512b22e1d6a3dfb5b40b03bbd0', -1, 1714773133, 1714773133, '12e21cc5', -10, 0)

Line : 158
File : sessions.php