INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15299e49c6b2efbdb57b640c9eba1e8749243434091f5419b7f4294664c2422c', 
    'jr3OtZ3ZhDFOpV7ZaadD2323DsuVPicpxPMYbxPuago=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00018

Result

int(1)