INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (11455, 'EPSG', 11455, '+vunits=m +no_defs +type=crs', 'VERT_CS["GLMSL depth",VERT_DATUM["Greenland Mean Sea Level ",2005,AUTHORITY["EPSG","1458"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Depth",DOWN],AUTHORITY["EPSG","11455"]]');