fix mySQL error
fix mySQL error

jirutka/gitlabhq,darkrasid/gitlabhq,mmkassem/gitlabhq,openwide-java/gitlabhq,htve/GitlabForChinese,openwide-java/gitlabhq,htve/GitlabForChinese,axilleas/gitlabhq,mmkassem/gitlabhq,dplarson/gitlabhq,dreampet/gitlab,htve/GitlabForChinese,mmkassem/gitlabhq,dreampet/gitlab,axilleas/gitlabhq,LUMC/gitlabhq,axilleas/gitlabhq,dreampet/gitlab,LUMC/gitlabhq,openwide-java/gitlabhq,t-zuehlsdorff/gitlabhq,LUMC/gitlabhq,jirutka/gitlabhq,darkrasid/gitlabhq,darkrasid/gitlabhq,axilleas/gitlabhq,iiet/iiet-git,dreampet/gitlab,LUMC/gitlabhq,iiet/iiet-git,dplarson/gitlabhq,iiet/iiet-git,mmkassem/gitlabhq,stoplightio/gitlabhq,stoplightio/gitlabhq,t-zuehlsdorff/gitlabhq,stoplightio/gitlabhq,dplarson/gitlabhq,jirutka/gitlabhq,openwide-java/gitlabhq,darkrasid/gitlabhq,t-zuehlsdorff/gitlabhq,dplarson/gitlabhq,stoplightio/gitlabhq,iiet/iiet-git,htve/GitlabForChinese,t-zuehlsdorff/gitlabhq,jirutka/gitlabhq