INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (20000, 'EPSG', 20000, '+vunits=m +no_defs +type=crs', 'VERT_CS["SVD2006 height",VERT_DATUM["Svalbard vertical datum 2006",2005,AUTHORITY["EPSG","1323"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","20000"]]');