INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '821731052ad269893d22744f42532d28136ae7812791188c48ae828d735bc15d', 
    'XJQU1eQYNYJjP3STn0dzywiAnJ6cABbh3WKSLIJ4ymA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)