Conflict is not a crash, the game will still load, just with a notification about it.
2019-07-20 08:56:29.571: INFO: [PY_DEBUG] Mod package 'd:/tanks/mods/1.5.1.2/kk91_alternative_gun_sounds_v1.0.1.wotmod' conflicting with 'd:/tanks/mods/1.5.1.2/_aaa_banksloader_audiomods.wotmod'. Conflicted file: 'audioww/audio_mods.xml'
2019-07-20 08:56:29.571: INFO: [PY_DEBUG] Package 'd:/tanks/mods/1.5.1.2/kk91_alternative_gun_sounds_v1.0.1.wotmod' ignored due to conflict with package 'd:/tanks/mods/1.5.1.2/_aaa_banksloader_audiomods.wotmod'
Try to delete _aaa_banksloader_audiomods.wotmod