INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '321d0275af6eff0e01f95edb74d4afecc4c124b83d3da527a26d4b4806009000', 
    'zjbk+vg707AUckHwvnFKV9/eLoxNoerX12RW33Vki8A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00045

Result

int(1)