INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6ef1f13a9dad96d4594df4fb09920db28aa091a66e2a406862c364bd2fac5891', 
    'uQBoAXNCbM+ZxZehhZoG7PRxvUkZBWIAt3yH2a1vcBU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)