INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '893aa355fe28ff7b9fc13a4809eff84037a6781d4f8f95003cf3c304651ad7fd', 
    'i5UU3YXcj3oWxsCRRDIvfdhnXW0j5rbZ6iWbvBy2s8E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)