INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e3874d1e8ba729e19c2b750d8ed8fddcf9b09f144f6e9dbf3a340c07a645042d', 
    '4N+OQd3FveKPaZ7HijYWtZ9G9W/ZtuAa7DI0ue6WZKg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)