INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '76418987a144836c37562f11e5196b6e1f3b214d9fddf4e24a01c94bbc967ff8', 
    '/ZZjsUr0BcPutcQh0sGOiz+xY5JqF4R6RnyL3KfAIiY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)