INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '939a141cb69306e8a273badda2ec797faf02dd389b24ffd53491c427e4fb1017', 
    'M1QdF8xAE67RlFNgd3H0VkwB3y4sk0j8J/wH6tE5Sj0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)