INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8e7df8140c276e2e37f2e96b73b96e085d4e5fa03942606f904fc66d9a8987de', 
    'Ps6bQ2+wMqbufW/8wckPrMDMn3YdCg6XYl3GCVLKcKY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)