INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (10241, 'EPSG', 10241, '+proj=tmerc +lat_0=52.9 +lon_0=-2.6 +k=1 +x_0=110094.4312 +y_0=120623.8396 +ellps=GRS80 +units=m +vunits=m +no_defs +type=crs', 'COMPD_CS["SYC20 Grid + ODN height",PROJCS["SYC20 Grid",GEOGCS["SYC20-IRF",DATUM["SYC20_Intermediate_Reference_Frame",SPHEROID["GRS 1980",6378137,298.257222101,AUTHORITY["EPSG","7019"]],AUTHORITY["EPSG","1345"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","10237"]],PROJECTION["Transverse_Mercator"],PARAMETER["latitude_of_origin",52.9],PARAMETER["central_meridian",-2.6],PARAMETER["scale_factor",1],PARAMETER["false_easting",110094.4312],PARAMETER["false_northing",120623.8396],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Easting",EAST],AXIS["Northing",NORTH],AUTHORITY["EPSG","10240"]],VERT_CS["ODN height",VERT_DATUM["Ordnance Datum Newlyn",2005,AUTHORITY["EPSG","5101"]],UNIT["metre",1,AUTHORITY["EPSG","9001"]],AXIS["Gravity-related height",UP],AUTHORITY["EPSG","5701"]],AUTHORITY["EPSG","10241"]]');