INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2a155c90d34ac0c0524b443af324511b683bf336261f2c650cee3b646def105c', 
    'P7MtlDVycc3vUZ08SdTrDTTdBp3kOkYFhELxcWkLCyw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)