INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50200f54414d6e427b539113400f5941e98c34c2eb41aec7fb38a6b6b36e62d2', 
    'rAm6+vHD+ajNM9lS00AZeMQVJpIWeTZy15ueMUAheJE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)