Fix can not get last insert id
Fix can not get last insert id

Qihoo360/thinkjs,maxzhang/thinkjs,akira-cn/thinkjs,thinkjs/thinkjs,akira-cn/thinkjs,75team/thinkjs,maxzhang/thinkjs,75team/thinkjs,snadn/thinkjs,75team/thinkjs,akira-cn/thinkjs,maxzhang/thinkjs