phpBB : Critical Error

Error creating new session

DEBUG MODE

SQL Error : 1062 Duplicate entry '71d1998cae36769269644f3bd105e517' 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 ('71d1998cae36769269644f3bd105e517', -1, 1714311838, 1714311838, '1276ba13', 5, 0, 0)

Line : 187
File : sessions.php