INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '29344d9a18737fbb15c3f1ce905be44e35c5e76970f435a6408dc4257314a1b4', 
    'M16MLj29ZA8CEan28CHMwdWDl5kQaBAu6ueeN3DJwhI=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)