INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '28b9ce2573a605c47c651783aa681d94b8bfc742f05dfd0acfe831c22832f782', 
    'bHM5kpwKujxBKVpCTtTd74usQVSXE6VjnAFe8//Ty2A=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00040

Result

int(1)