MySQL_class: Database Error occured! Back

 CODE: 1300
 DESC: Invalid utf8 character string: 'Z\x96'
 FILE: index.php
QUERY: SELECT c.id as class_id,c.installment_booking_amt,c.installment_amt,c.no_of_installment,c.org_id,c.installment_start_date, c.course_id,c.registration_type,c.link,c.code,c.start_date,c.type,c.end_date,c.room,c.day_of_week,c.loc_id,l.id as location_id,l.address,l.city,c.day_of_week,c.start_eligibility,c.end_eligibility,c.no_of_class,c.class_time,c.notes,c.installment_start_date ,c.duration,c. installment_amt,c.installment_booking_amt,c.installment_amt,c.no_of_installment,l.name as loc_name, l.state,l.zip,c.single_pay_amt FROM itf_class c,itf_location l WHERE ( date(c.end_date) > '2017-12-14' and c.type='1') and ( c.loc_id=l.id and c.status='1' and c.id='O+,7e'^Z[&j6ܭXy')
 QCNT: 3
 INFO: Query('SELECT c.id as class_id,c.installment_booking_amt,c.installment_amt,c.no_of_installment,c.org_id,c.installment_start_date, c.course_id,c.registration_type,c.link,c.code,c.start_date,c.type,c.end_date,c.room,c.day_of_week,c.loc_id,l.id as location_id,l.address,l.city,c.day_of_week,c.start_eligibility,c.end_eligibility,c.no_of_class,c.class_time,c.notes,c.installment_start_date ,c.duration,c. installment_amt,c.installment_booking_amt,c.installment_amt,c.no_of_installment,l.name as loc_name, l.state,l.zip,c.single_pay_amt FROM itf_class c,itf_location l WHERE ( date(c.end_date) > '2017-12-14' and c.type='1') and ( c.loc_id=l.id and c.status='1' and c.id='O+,7e'^Z[&j6ܭXy') ') failed!

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PHP v5.4.45 / MySQL Class v0.36