INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50db500b84bc0451dfaf569dc32b61adec5daae62bb11b07bfbc94f76f5be86c', 
    'UMcZXbxF6IS7UuLMfBeRZcPovZJ8Y1tCzxvUQvDZOWQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)