INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'e8ff90d70093b64b81a4834fa24e790acd2000b5a571d67afffdb920e0033d30', 
    '83mcJQyC2rj2vcrSsU81gPhMFHUKr7rR6bv77VM5fcU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)