INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c73a12501813019638118790648697e30973a7ebb329bac2bd7a621288a9cebe', 
    'hKb6+/7rrCYumWJ5TNgIvzBCWPk41NLbjayLZuvZDS0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)