phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '-1' for key 'session_user_id'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('95adb39d92b06be495f37d02bda487a2', -1, 1747389690, 1747389690, '0394f2ca', 2, 0, 0)

Line : 190
File : sessions.php