select p1.name, p1.place_id, p1.latitude, p1.longitude, sqrt(pow(69.1*(p1.latitude-53.79),2)+ pow(53*(abs(p1.longitude--1.72)),2)) as dist from places p1,subcategory s, placehascategory phc where p1.county_id= and p1.name != "Laisterdyke" and s.name="Lithographic Plate Makers" and phc.place_id=p1.place_id and phc.subcat_id=s.subcat_id order by dist limit 10

You have an error in your SQL syntax; check the manual that corresponds to your MySQL server version for the right syntax to use near 'and p1.name != "Laisterdyke" and s.name="Lithographic Plate Makers" ' at line 6
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