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 ('a9068a44c74a478dba836a7d88ed3183', -1, 1714376822, 1714376822, '038a7ac3', -9, 0)

Line : 158
File : sessions.php