INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6bf37a00734d90b921c7af61422b4381449f84e538844d5052a75ee0531d74d2', 
    '3HW774RVeQmpEf1f8q+cPdPWsr2k6yw3ki0BUMiROM0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00076

Result

int(1)