ST_Point function

ST_Point(x,y,SRID)

Name	Type	Description
x	DOUBLE	The x coordinate to use to construct the point.
y	DOUBLE	The y coordinate to use to construct the point.
SRID	INTEGER	The SRID value associated with the point.

ST_Point(10.0,20.0,2163)

Creates a point (10.0,20.0) in the 2163 reference system.