SQL:"insert into requests (valid, reqid, clientname, clientkana, clientmail, clienttel1, clienttel2, clientfax, prefid, clientaddr1, clientaddr2, connection, stuname, stukana, schname, stuyear, request, purpose, stugender, choice, traf, times, hours, sub1, sub2, sub3, sub4, sub5, teacher1, teacher2, teacher3, teacher4, teacher5, teacher6, teacher7, teacher8, teacher9, teacher10, assignfl, reqgender, reqpayment, traffl, maxtrafexp, memo, statusid, assigntid, interviewdt1, interviewdt2, receiveddate, received, note, operatorid1, operatorid2, createdate, modifieddate) values ('O', 18021, '', '', '', '', '', '', , '', '', '', '', '', '', '', '', , 'F', '', '', , '', '', '', '', '', '', '', '', '', '', '', '', '', '', '', '', '', 'B', '', '0', '', '', 10, 0, '', '', '', null, '', 'Z', 'Z', now(), now())" cannot be executed