INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6155941766c33ec0b701a6fe6219655376fa62c28440171ed31214dc1ecda424', 
    'x+m+lWexaoQ3+OSBUbinTTfEhmMGjss+8lxCAvxwKug=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)