INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b6c4e517d04af0c0dc9accf410b1d6ed4fc122812b98910ac98a421af5e57321', 
    'LGFE5W37qHiFgC+4ZDM2y2xfQ1dgEB6goZZWO5MoOrg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)