INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3890a372ed946bdb54e151af2967b762056cce02f718d657319434a1fbd01eec', 
    'QRy03QLz0NAVaJoANTjcPlmQSehi5JeCNBghLnIiIic=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)