INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a50dcd5a31a80ca5d37ecec6532979a74a553285199d4f24004f7eb66f19189e', 
    '8HkDlOfQNiVfpoA+DSrCFapcqYZQPyIKcM7tpP0lI90=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)