INSERT into spatial_ref_sys (srid, auth_name, auth_srid, proj4text, srtext) values (4609, 'EPSG', 4609, '+proj=longlat +ellps=clrk66 +nadgrids=ca_que_mern_cq77na83.tif +no_defs +type=crs', 'GEOGCS["NAD27(CGQ77)",DATUM["North_American_Datum_1927_CGQ77",SPHEROID["Clarke 1866",6378206.4,294.978698213898],EXTENSION["PROJ4_GRIDS","ca_que_mern_cq77na83.tif"]],PRIMEM["Greenwich",0,AUTHORITY["EPSG","8901"]],UNIT["degree",0.0174532925199433,AUTHORITY["EPSG","9122"]],AUTHORITY["EPSG","4609"]]');