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 ('dc18e12fd448b892f7fee3ce3560b03c', -1, 1715061877, 1715061877, '030c6cec', 7, 0, 0)

Line : 189
File : sessions.php