INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '28aa120a846e5f35439ec68f40f1beca66f1532a27809ef4e521e8af5a152c5b', 
    'RCkFVALlM7iuROhR7w/ToFngApUmuWt/XNxpQ3zpGXc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)