INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21b5cfe6ef1046e9021ac447dc750f8a5a1e65b3bb78dab06ce81ed3ff17f987', 
    'EkN7xXUZLJYYlvroNgHik+c8ejtw1NpIYY7ZnekV4Ww=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00046

Result

int(1)