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 ('83ee7acf86c4ceda7ae57f9982e75d57', -1, 1715081943, 1715081943, '030f0a89', -7, 0, 0)

Line : 189
File : sessions.php