INSERT INTO cscart_multi_declock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b40e5c21859d12bd0236830e290f888920078a109cd9a5dbe998f48ec278172a', 
    'JLOnUIYF5v024wRrhXefxbk9FXlaX/J2vsmgRJ1C1Ww=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)