INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51355434c868890e26ff0cccb3c76aa517aebd538b3b041c17e780d5beca7d32', 
    'wGIyk1y8g5BhHegmW3UNATKsUhYgcxhRVTqw+4w/mbU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)