INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21670de11f5ba84ff4b33ba0840c8b3302352a44efd09b9416a82daafaca110b', 
    'BU6WWXmxRoe2VPLYOJL3cy3iZ7ROXnnR63nAQfqn830=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)