INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b7c9a621b903386ab1b7697de8900b7275cda8aa367571346d9e6c27910f57bd', 
    'KnpL4Vte7uRyh2nljue4DT7aKjsL1X1vpUSP2V8KfNY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)