и покажи Overridden settings: строчку
INFO:scrapy.crawler:Overridden settings:
{'BOT_NAME': 'asin_parse',
'CONCURRENT_REQUESTS': 40,
'CONCURRENT_REQUESTS_PER_DOMAIN': 40,
'CONCURRENT_REQUESTS_PER_IP': 40,
'FEED_FORMAT': 'csv',
'HTTPCACHE_ENABLED': True,
'HTTPCACHE_EXPIRATION_SECS': 864000,
'HTTPCACHE_STORAGE': 'scrapy.extensions.httpcache.DbmCacheStorage',
'LOG_FILE': 'log.log',
'LOG_LEVEL': 'ERROR',
'NEWSPIDER_MODULE': 'amz_services.services.get_items_front.asin_parse.spiders',
'REACTOR_THREADPOOL_MAXSIZE': 100,
'SPIDER_MODULES': ['amz_services.services.get_items_front.asin_parse.spiders'],
'TELNETCONSOLE_PASSWORD': 'hy98Mh8D',
'TELNETCONSOLE_USERNAME': 'pydev'}