INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8dcf024857ed831337065309e7433947005613ec2e6521e438537e41c34b5d50', 
    '+x3MawNBgJZ7XFTM9AovtD3zCmqRRGs6+ZnCoR9tq00=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00057

Result

int(1)