INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '840c3ece04a5c808e911c07787d966a07bad5a4543f8a857569573175728178a', 
    'Lh8w3KJgng2ApNKj7YQv95AurI8OsS6AIESRakzEUZ8=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00039

Result

int(1)