INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8ddcf7cd11e2bd52b62721565388b85a8765e62110cf18ab76958e5a0e776f8f', 
    'OfLpQtMdCn7s4yVgDXJfBE6fu1OLTB0So0tgNzCiI+M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)