INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a8d991a23213ade7813a7a4dda385dc974f12e568a39337eafd2caedc4515f33', 
    'RKhazGqu0wNnYX5DOPcds128YTXNTNs6Mod38EONNuU=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00028

Result

int(1)