INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15c0d225b3bc9c2b34d554a380220898932b311fafbe7745446a68213639a11d', 
    'z4+pFxtJ4glysB9NJh6bi9YuY2ZtdkxUEWCrQ82GQ2k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)