INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '685c11e3b1621f593b2324c716700b7c35a1e56baab68f87cc730d2aed6c76ce', 
    'X7qLEDkgt9Uj9fTV3YUk71j8YtUNLmLi2O9cYPOUR3Q=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)