INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c8f2258b5c5c94dd302c98d19c8528c9c5296e71857efbd6738efe186b3e34b5', 
    'qtBYpVZl6DDAesb7hjcTZQ0aKV3HHSE40HHCx/jCF2c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)