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 ('3d455dda6f7dd444d4d2336cf4b1753d', -1, 1715069955, 1715069955, '127783b2', -10, 0, 0)

Line : 189
File : sessions.php