INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6a5194e420d7bd860c1a2dd29139d9ac4b1b0f7917bca653097f6f741d98e62f', 
    'ucWllo9PCXgcOOo63As5C3jgL3UtGEM7oXazKmygxEs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)