INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51e55c8af7caddd96a28ea1ee573d25edd2950cc376662abd8acd600256557be', 
    '9EimebOMimYp8O4XxMOGfA+9AO2mcyudgv29KDqgETo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)