INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2ff2d3e4788e013c656ab2c6841b58438bcd86f769849ebba9722b1d1431400d', 
    '3c2Tow0SRkz0aXp+TUgKZAaUfwcxbl0vEDWbYINV8gA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)