INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15039d18b6b296c9988d4a728f317324465492353128d0315e12524dbad2b6bf', 
    'OpiHQymSBxqF55K3lBm9XonTSOXL+hrtwRi8AKmfnoc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)