INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6f1d28f709a0833c66cd3c9271afe3108d2e539f4f9c19fc7672f0c50211008a', 
    'zwusnP0AY1QZfrQDeeE86ZeoHlNo0fMdAuLk6/kohPs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)