INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81cfb10e43a2ddef28783bfdcc8fdef49258e3702d08fb18d33cb2d7c6479c3c', 
    'tpP7I8m5fHMK8k7ignnwYrvWpKCKlfWPeV5vjpcj4Ig=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)