[Bitrix\Main\DB\SqlQueryException] 
Mysql query error: (2006) MySQL server has gone away (400)

					SELECT
						F.FACET_ID
						,F.VALUE
						,MIN(F.VALUE_NUM) MIN_VALUE_NUM
						,MAX(F.VALUE_NUM) MAX_VALUE_NUM
						,MAX(case when LOCATE('.', F.VALUE_NUM) > 0 then LENGTH(SUBSTRING_INDEX(F.VALUE_NUM, '.', -1)) else 0 end) VALUE_FRAC_LEN
						,COUNT(DISTINCT F.ELEMENT_ID) ELEMENT_COUNT
					FROM
						
			b_iblock B
			INNER JOIN b_lang L ON B.LID=L.LID
			INNER JOIN b_iblock_element BE ON BE.IBLOCK_ID = B.ID
			
		
							INNER JOIN b_iblock_41_index F ON BE.ID = F.ELEMENT_ID
					WHERE
						F.FACET_ID in (1126,1556,227)
						 AND F.ELEMENT_ID IN (732979,733009,733184,733567,733590,733593,735779,735894,736052,736463,736467,736471,740263,749093,749094,750851,751129,751514,751520,751540,751547,752018,752019,752987,752994,753609,753615,753627,753634,756908,760159,761715,761851,762386,762403,762408,762412,773546,773968,778112,779105,779118,779643,779649,779671,779675,784790,785459,785463,785468,785487,785491,787451,798359,802138,802862,802937,803519,803525,803530,803549,806200,800488,760136,763994,774019,1900177,1900885,763898,3497952,758030,3497990)
					GROUP BY
						F.FACET_ID, F.VALUE
				
/home/bitrix/www/bitrix/modules/main/lib/db/mysqliconnection.php:137
#0: Bitrix\Main\DB\MysqliConnection->queryInternal(string, array, NULL)
	/home/bitrix/www/bitrix/modules/main/lib/db/connection.php:330
#1: Bitrix\Main\DB\Connection->query(string)
	/home/bitrix/www/bitrix/components/nextype/magnet.smart.filter/facet.php:375
#2: FacetMagnet->query(array)
	/home/bitrix/www/bitrix/components/nextype/magnet.smart.filter/component.php:60
#3: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:605
#4: CBitrixComponent->__includeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:103
#5: CBitrixComponent->executeComponent()
	/home/bitrix/www/bitrix/components/nextype/magnet.smart.filter/class.php:136
#6: CBitrixCatalogSmartFilter->executeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:656
#7: CBitrixComponent->includeComponent(string, array, object, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039
#8: CAllMain->IncludeComponent(string, string, array, object, array)
	/home/bitrix/www/bitrix/templates/magnet_s2/components/nextype/magnet.landing/main/page_blocks/products.php:139
#9: include(string)
	/home/bitrix/www/bitrix/templates/magnet_s2/components/nextype/magnet.landing/main/template.php:10
#10: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:789
#11: CBitrixComponentTemplate->__IncludePHPTemplate(array, array, string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component_template.php:884
#12: CBitrixComponentTemplate->IncludeTemplate(array)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:764
#13: CBitrixComponent->showComponentTemplate()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:712
#14: CBitrixComponent->includeComponentTemplate()
	/home/bitrix/www/bitrix/components/nextype/magnet.landing/component.php:167
#15: include(string)
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:605
#16: CBitrixComponent->__includeComponent()
	/home/bitrix/www/bitrix/modules/main/classes/general/component.php:680
#17: CBitrixComponent->includeComponent(string, array, boolean, boolean)
	/home/bitrix/www/bitrix/modules/main/classes/general/main.php:1039
#18: CAllMain->IncludeComponent(string, string, array, boolean, array)
	/home/bitrix/ext_www/s2/include/components/landing.php:77
#19: include_once(string)
	/home/bitrix/www/bitrix/modules/main/include/urlrewrite.php:159
#20: include_once(string)
	/home/bitrix/www/bitrix/urlrewrite.php:2