INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a4fd992f2f6c493051221550ada93f9a4bf4daf379281fa53336c619a4f0e3ed', 
    'BqC4xc1e6wgvZRDXTpy9sUaQb04EoTa8V03XmtmEdYc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)