INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21f661d62a4b0e735d9128edbefdd979860f499ddc0d494e12cf5900f9fa59a9', 
    'Twvxtgo20kRRjDUsrqGOpPhflJedD0bpoE0YQ9R5Bv4=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00038

Result

int(1)