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 ('a57318a94229d3a9180df7a66f39a516', -1, 1714739653, 1714739653, '03864e6a', 15, 0)

Line : 158
File : sessions.php