mysql error messages

CREATING DATABASE

Creating the MySQL database for Koha...
ERROR 1062 (23000) at line 1: Duplicate entry 'localhost-koha' for key 1
256ERROR 1062 (23000) at line 1: Duplicate entry '%-Koha-koha' for key 1


DBD::mysql::st execute failed: Invalid default value for 'aqbudgetid' at scripts/updater/updatedatabase line 1117.
DBD::mysql::st execute failed: Invalid default value for 'id' at scripts/updater/updatedatabase line 1117.