INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '389655dfcd01692cf0f20baef5edad0daccdf2871422c35fcdf4ffe86093d045', 
    'c1Y0Y0t5GokuaQD2e45TJ8m8TAWe7lbX67lPUQoVgvY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)