INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c2e0ca04008e43e4a5a7010d99bee6f9327a7d7f69e09b48af5bee059233bcd9', 
    'tNpEMhlAaalmKdMfmjQnB2gpm84cnMsBQgCz6h/69YM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)