INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51b4b53c7f654129b24e928ce906043cae36bfd46322f50f0fcadf49114327c9', 
    'Sl1qfU4aemdnWYZypg87gE1L1cr8tfV/v+cs98D27n8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)