INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'a851e3b91737117fea2e91a8bb449e05142790fbf7095e6c8146f3b9517ce8f3', 
    '7+RMmawrGoPEg9sOBQYmos3IhIGZuu07O+ImTmZLAoE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00032

Result

int(1)