INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c735aca175118119b31302f297c82bb24b7fdc523c90b816a9411f387d3a6b88', 
    'xETJ54aXXFoEGKyL2U5GBhgKQ7jViLt4gt97IC1duMY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00023

Result

int(1)