INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '8d9cc803f6574b38f00250874d9863d75f33c88f8b648930e5fbc75a71a56ba1', 
    'MEGJ/iAfvuheIPHphfEm6bz9SGicoZKs7rk4hjBMgvA=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00035

Result

int(1)