INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6fcf70f1050ecffeac89438fcd540072a508b4bab438cad866704dd2a229c9da', 
    '9mVv0qejRY596Ol0zg8W32jOX2eIiVefCxnWdZebGmU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00024

Result

int(1)