phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('d77c6b2f4ef797e3bbdae968d4d2fb50', -1, 1715074296, 1715074296, '0389d580', -10, 0, 0)

Line : 189
File : sessions.php