As Les says,you have nothing to worry about
now, as far as symptoms, but you are of the age now when you should be getting a yearly PSA test. As a matter of fact you are several years overdue. PSA results(increases) and DRE's (digital rectal exams) are the 2 trip wires for detecting PCa early. Schedule a PSA test now, and get them yearly from now on. Welcome to the site, by the way.