Notice: Constant DATE_RFC7231 already defined in /home/clauphic/public_html/clauphi/includes/bootstrap.inc on line 258

Fatal error: Uncaught Error: Undefined class constant 'MYSQL_ATTR_USE_BUFFERED_QUERY' in /home/clauphic/public_html/clauphi/includes/database/mysql/database.inc:50 Stack trace: #0 /home/clauphic/public_html/clauphi/includes/database/database.inc(1689): DatabaseConnection_mysql->__construct(Array) #1 /home/clauphic/public_html/clauphi/includes/database/database.inc(1479): Database::openConnection('default', 'default') #2 /home/clauphic/public_html/clauphi/includes/database/database.inc(2570): Database::getConnection() #3 /home/clauphic/public_html/clauphi/includes/cache.inc(348): db_escape_table('cache_bootstrap') #4 /home/clauphic/public_html/clauphi/includes/cache.inc(329): DrupalDatabaseCache->getMultiple(Array) #5 /home/clauphic/public_html/clauphi/includes/cache.inc(56): DrupalDatabaseCache->get('module_implemen...') #6 /home/clauphic/public_html/clauphi/includes/module.inc(723): cache_get('module_implemen...', 'cache_bootstrap') #7 /home/clauphic/public_html/clauphi/includes/module.inc(892): module_implements('system in /home/clauphic/public_html/clauphi/includes/database/mysql/database.inc on line 50