INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a1a15045154b6cde3bb9267a2c22bdac4e2e29d6fac847406f50b46f1bd2c889', 
    'im5W+w1K7JnjCMkrR73ThaoLF9nju1nOC1Osd1C3mfo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)