INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4c6a09fe0a0e08b87cb3a935019a8a35f05c14e1e7eb4fa30fa3db33ee088c67', 
    '/G6MxRHzGomsYOvpCY48zdejLSaT0A32zNGx4KETv+E=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)