INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '9211974796d12702bfbaf59f633bf034c5cf48cf47eac80eaf0bfbc429ef58d2', 
    'KUpH3ho+AkhFQXazc3DxK7LrvmFJjzoBN6r2o7E4jPw=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)