INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '51a3b0b9a5ced3098434c869f8a115c5798d4cce39f1b8d4314ccd3aec541cf7', 
    'WPNxMOoXQCqGkNUCIrIiqmZmZyEE/uz2FmmG7pwwick=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00110

Result

int(1)