File photo QUEENS - The man who fatally stabbed a guest during an arguement outside a Queens christening will spend the next 23 years behind bars. Queens District Attorney Melinda Katz announced the sentencing of Antonio Martinez for stabbing to death a fellow guest at a 2019 celebration of a baby’s christening in Corona. Martinez argued with the victim before repeatedly stabbing him in the chest.  “A celebration of life resulted in a violent death because of the defendant’s decision to fatally stab a party guest over an argument,” Katz said. “He will now spend a lengthy term in prison as punishment for his actions.”  Martinez, 50, of 98th Street in Corona, Queens, was sentenced yesterday to 23 years to life in prison.  On November 16, Martinez was convicted of murder in the second degree and criminal possession of a weapon in the fourth degree following a jury trial.  According to the charges, shortly before 12:30 a.m. on September 29, 2019, Martinez approached