phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry 'af9c0af99669c59089065782b70595ac' for key 1

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('af9c0af99669c59089065782b70595ac', -1, 1715760177, 1715760177, '127443b1', 0, 0, 0)

Line : 187
File : sessions.php