INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '25478a1ca9c17bc4bfd5985f00d244941a57eec8694fd227241ce892fb165d9f', 
    'kUe76PeXG+wdz6g99ta6EZQ417fihMEnaoj8KNrK0yo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)