insert into counter set visit_date = '2019-06-25 06:16:21', visit_url = 'www.tntnhospital.co.kr/bbs/bbs/board.php?bo_table=notice&wr_id=479', visit_ip = '54.221.145.174'

1062 : Duplicate entry '2019-06-25 06:16:21' for key 1

error file : /bbs/bbs/board.php