COLUMBIA, S.C. — South Carolina put Richard Moore to death by lethal injection Friday for the 1999 fatal shooting of a convenience store clerk, despite a broad appeal for mercy by parties that included three jurors and the judge from his trial, a former prison director, pastors and the his family.

Moore, 59, was pronounced dead at 6:24 p.m.

Moore was convicted of killing the Spartanburg convenience store clerk in September 1999 and sentenced to death two years later. Moore went into the…