INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51eabbd9da866567a7a3deaf0c5ce375ee77a40b25f76f015fd7697a35ac3b9b', 
    'LXQ8JOuBQSkDjfxl6D57ECIhdUEPJxF5AXeSkFV80Oc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00062

Result

int(1)