INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '81b388b5fdd8191b72caaa337639a4bbbd966690509693be4a2f11bb450b5f30', 
    'Cz+7BrC4AdXMZR0a592q6Ly6RdCiuI4o6Bt15xxVCiM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)