INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'cb3fdde0916871c89468f9330239014d4860399b9730f35b97ae1ba943461fd0', 
    '2H9qGi4n7o0EEZS7yftOAeRpACDWk5du0gdXFS7j75c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00048

Result

int(1)