INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '2521b82125de9ece2c4e8029bc1ff9a7f093a493dfdb7e4e4254a578917cedce', 
    '4H4yi9PZsCG74x0dCicGbJineD2OF6isowkmnvCpmog=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00046

Result

int(1)