INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '254b4709a9344467a31dc4aac59845e3afa8244eec5d34fe114329a93744f3b6', 
    'LnncqGxJD3yY7OE30QPWZgqq5YstTDiE7B+EK3tNVqg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)