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 ('cce8fef0b818cf0529d125541b185695', -1, 1715119972, 1715119972, '127428b1', 3, 0, 0)

Line : 189
File : sessions.php