INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b50db71eee3e8f16a193796f4999a375f3e394f35aa6dacdef633316a9d8b392', 
    'Ejqtu0B81LxC6Bc3qSEC6sMCMMKgS/ez1Q5isycvBjE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)