phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '471b64c4073a2edb988e4261d99e27d3' for key 'PRIMARY'

INSERT INTO phpbb_sessions (session_id, session_user_id, session_start, session_time, session_ip, session_page, session_logged_in, session_admin) VALUES ('471b64c4073a2edb988e4261d99e27d3', -1, 1711727851, 1711727851, '03ec5104', -1, 0, 0)

Line : 187
File : sessions.php