INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '4e4ba0231570e1e775841e94843cd3c1bd98b9af4b2f59b41104ebed7bf38c4c', 
    'mC3IYEeOYh66fQv17vxypK19xl/LRxUQy7f2ah3/Rsc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)