INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '56973ea9bceb513c6824df9b22a3e11d83489dcdd0bfeaa13fe4fe1f0140329b', 
    'vMJve2oVTSEcjslHjS4ztvfNpe6QJQB0z7hQ2/7fEdQ=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)