Can't execute query

	SELECT cellid, color1, color2, color3, color4, owner, parent1, parent2, creationdate, deathdate, fitness, status, haschild, childid, rank
	FROM cells
	WHERE cellid=
	

MySQL Error: 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 '' at line 3

This script cannot continue, terminating.