INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '5b6b4cf088b835b5fddc822324003d288e8c54d64a8d6b72cb69b11c2a0f3f56', 
    'cihx+j2rHNV+0frxpSosYFLcrVANUQXGkzGd3lHfS2c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00026

Result

int(1)