INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2a588e02f164bd14f03e387c6935b8a78af9e83acd904136e751322cf09eebd5', 
    'eYa94zJXMELcVsm70nhHxw99jKcgLTTkBJgdrWGX2yA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)