INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6b599cc7c0c6fb117a977812e41ca9e159077e9c350526c74a2cc8a567f46b5d', 
    'cHkuBoHIAS3S6A8honnsBSqkHz7Ug1s3vQ8g77HWN0g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)