INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8dbbc50d25a0464afcb698975cf45716e0b571686d28a80f70516c22159b110e', 
    '5eUXwnvR9h3XlinlB63gzrmzcJSWb2R9qxVugS2zFiA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)