phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '9f9a917cc743ce528c76e2c412397d9b' for key 'PRIMARY'

INSERT INTO ku_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('9f9a917cc743ce528c76e2c412397d9b', -1, 1715443535, 1715443535, '12bc8e92', -4, 0, 0)

Line : 187
File : sessions.php