INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6ea8470386cc3a5837a4b888cceac51d72d17aaaec075fad5c3835c9d4a6c1a2', 
    'ddLk2KxI68D0WY3IsgqSHo1r+09lzeLxtbmwggurgYE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00059

Result

int(1)