INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '015b4aecd1f586df8ba6f0f9ed29be53b6e333d99a099d9eb42538a4f841d7ee', 
    'jU96jWK23P72ujkOB7pVKwtiGgm3IbMK9URo2GBRWRk=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00083

Result

int(1)