INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '243424f6a2004b021b25eba8acbb5f33b8b67bf9c85304d5ee5749cf4fc99453', 
    'KITbAXou2ouiRdoHjmR2eiSmJFdeB4SOWbEZVsHIlIY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00034

Result

int(1)