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 ('b07d809b2f50abf5c11a8b7b5cba4764', -1, 1715036370, 1715036370, '0390ee14', -9, 0, 0)

Line : 189
File : sessions.php