INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '16c57852799cd146e53845719f82a6718aef3293b831a7e03ff3e53702dfd97e', 
    'Hb3c8y0v0GO7JYbklGhzmNkmJKbIcMm2RS8ZVQWHUZ8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)