다음 에러좀 봐주세요

필드도 추가했는데 글을 작성하면 다음 에러가 계속 뜹니다...

*****에러내용*********

insert into g4_write_B53 set wr_num = '-11', wr_reply = '', wr_comment = 0, ca_name = '', wr_option = ',,', wr_subject = '대우', wr_content = '1 2 4 5', wr_link1 = '1 2 3', wr_link2 = '', wr_link1_hit = 0, wr_link2_hit = 0, wr_trackback = '', wr_hit = 0, wr_good = 0, wr_nogood = 0, mb_id = '', wr_password = '0b4d002434791777', wr_name = '중고자동차', wr_email = '', wr_homepage = '', wr_datetime = '2011-07-05 22:26:43', wr_last = '2011-07-05 22:26:43', wr_ip = '121.181.193.186', wr_1 = '대우', wr_2 = '넥시아', wr_3 = '1.5 5도어', wr_4 = '2', wr_5 = '500', wr_6 = '', wr_7 = '', wr_8 = '', wr_9 = '', wr_10 = '', wr_11 = '1990'

1054 : Unknown column 'wr_11' in 'field list'

error file : /FreeSoft/write_update.php

근데 이상태서 빠져 나오든가 뒤로가기 버턴을 누르면 글은 게시판에 쓰여 집니다.
무엇이 문제일까요..
초보라 많이 헤멥니다.