INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'b3e490201683a8963d70cb7b950a3bbb157f1266334da14ad9ce590a17b0db22', 
    'JMbqXkQQr3DJE5tcaz5I3apsal5F1aTxS0ahMGbuJkM=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00031

Result

int(1)