INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3ce65a9b5722a6aeb95c16363d81c294a56687ba8326bd1671f2345662576552', 
    'JjhUd6mxwW/3hiTLsoTeRmJqdaNLt3AvkmHPAC4bDk0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)