INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'dc511b27335e487cfb439499c88d0a94cc59de948fee93bef184284dbd87a75e', 
    'SRM70dnMIn4EivoOqtE9u1FecK+v2gOew0HnAY+Eia0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)