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, session_admin) VALUES ('dc36c4e89f5f4dd72da95da332ef19d9', -1, 1713556595, 1713556595, '0387cd92', 2, 0, 0)

Line : 187
File : sessions.php