INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '19e37c21548bef554704aa5a58f2b30194030d4314ff2ac9f703d6f9b0437602', 
    'rFdzNr7vCJkWeXtcQ8uKw40ypOgB5eXXCIx0o234Tog=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)