3197543 - uaa.log is filled with "Could not establish connection to DB...sql syntax error: line 1 col 8"

The uaa log file of XSA is contains the following error repeatedly:

{"written_at":"xxxxxx","written_ts":xxxxxxx,"type":"log","logger":"com.sap.xs2.security.actuator.ActuatorController","thread":"xxxxxxxx","level":"ERROR","categories":[],"msg":"Could not establish connection to DB (dataSource: null) - SAP DBTech JDBC: [257] (at 8): sql syntax error: line 1 col 8 (at pos 8)" }

xsuaa, XSA, Cockpit, Could not establish connection to DB, sql syntax error , KBA , BC-XS-SEC , UAA and Security for HANA XSA engine , Known Error