INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a765f39c2ce5871e583620b677fdc7efd79e20bd857e0a80e8942c7d4207e7d3', 
    'UaUqblEUi//IVpePkLgQJWH6K5rDFh+vmEwGP1ow6h0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)