INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6c28353b4023ad93090212202d4e7aa44fe8207e394421a934d19f9a067d7324', 
    '8yC5zPaFfgVnb4jpb/UIfJKjm4hmCR/6pyItcosI4zg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)