INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '478946c1d1ec1aef3cb09d2386e64f557d19ded43d9765470a4ae059ac45f042', 
    'm34/rZ7Atwap2hNZSk8ePhKBixBW10rYGac4CKEjgDg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)