INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (5791, 'EPSG', 5791, '+vunits=m +no_defs +type=crs', 'VERT_CS["NGC 1948 height",VERT_DATUM["Nivellement General de la Corse 1948",2005,AUTHORITY["EPSG","5189"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","5791"]]');