INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd765351f463088fc574216dec41d8640f8aeed74a82a1b1dce8a297858e3947a', 
    'GyWrxQ/jfNHquM8H8NCGhc1T9oexSivC5ZOkO9fF5EM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)