Nick Cozine had never had a panic attack before. He knew what they were, of course, but until he moved to Los Angeles a little over a year ago, he’d never experienced one for himself and had no idea just how frightening, overwhelming and debilitating they can be. To some degree, however, it happening was a blessing in disguise, because it helped kickstart the 30-year-old producer/musician to start focusing more on his own songs, drawing from that awful experience to write “Night Terrors.”...