INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '50ca206cadbce46e48d1643d17ed8a574c3046c93fe1948bff37a71962868d21', 
    'jztv1AFvWYWSFViQqVm2e7MnkYvV5J6m5QHNliafbN4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)