INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c669b76aa7e7e8826f7f446694754f7482e3246f29a9b1e358688f03d07179b', 
    'osA84agOoS2wzAgbosLKIUmBEQa7E3KFcvaXnYAFA7s=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)