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 ('cb2016f5693f9d5ccbf5e3732be4c675', -1, 1715081794, 1715081794, '03810dc9', -11, 0, 0)

Line : 189
File : sessions.php