INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21ba0941825a938e7f61cad311f8a4f358b76c012dffa5ef5b120110d5daee9c', 
    'LFF1Ma9j6DTnVHagRHQlHCpABtVkTDzJJ9QqvKekTNQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00041

Result

int(1)