INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6553e54881a44ac56c4bd31e044c50ad798d4a36023f6e582a89957bb97e0a62', 
    'YLDIlHjlsT5RlfQLnqUNj8J9Sg/L3OcQPzzNCXF7VqI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00029

Result

int(1)