INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8b028f3cddd003e36980adb63abed027bdea7a4685f98370a78aa59237a5006e', 
    'DMCurJ7fcmuCjDbhbLxia8dIzRIHHWyl1VxGN9pfOog=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)