INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'c8f0cc2521e306e663710d09813652f9e35bf14a23b8103274c99194ccab5524', 
    'nWClJM379Tg35dzZaOzmaml3iBHfdi4w3UU+RwEK+TU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)