MySQL_class: Database Error occured!

 CODE: -1
 DESC: N/A
 FILE: eagleb2b.php
QUERY: insert into temp_cart(order_id,product_name,amount,qty)value('1619180508','Multi Vendor Marketplace Script','299','1')
 QCNT: 2
 INFO: Query('insert into temp_cart(order_id,product_name,amount,qty)value('1619180508','Multi Vendor Marketplace Script','299','1')') failed!

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PHP v5.6.40 / MySQL Class v0.36