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 ('e5b1e04b506cbc2383d7eb58d80dc084', -1, 1714370417, 1714370417, '0310937c', 22, 0)

Line : 158
File : sessions.php