INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '538eb57a4a0408a3fe8bb31542d33addef02a8648f5ea3464017ee464b7a49e6', 
    'pp10nlvkxbgbc8/P3J6WAyORfw9fCk03Znw6XjRF/iE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00057

Result

int(1)