INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6e6abab1da74d620f44e2fc718740977f3ed3ba3c439aacad273dcbef8e1f115', 
    '28YW5lnqWNEJofcwEwmwGjes3jefiSynzUXa48kH+To=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00043

Result

int(1)