SQL-DATABASE ERROR

Database error in pd Script: Invalid SQL: Update pd_domain Set domain='www.fact-net', endung='eu', url='http://www.fact-net.eu', link='www.fact-net.eu', laenge='8', pagerank='0', bl_gesamt='0', bl_google='0', bl_msn='0', bl_yahoo='0', bl_altavista='0', bl_lycos='0', dmoz='0', alexa='0', netcraft='0', sedo='0', domain_frei='0', domain_wert='236.56', domain_wert_chg='0', domain_wert_show='236,56', hp_titel='Web Serverīs Default Page', hp_beschreibung='', hp_keywords='', datum_upd=1719646612 where id='53'
mysql error: Incorrect string value: '\xB4s Def...' for column `usr_web1_22`.`pd_domain`.`hp_titel` at row 1
mysql error number: 1366
Date: 29.06.2024 @ 09:36
Script: /domain-bewertung-pro/stat_domain.php?action=updbewert&id=53
Referer: