INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '15d61306d59330a01f10ac4fb2d1aeacedf256b1b6683fd57b587fb124d8e0b5', 
    'crC5e9pdVgwuHbR1R1ZHV6E/5flRsQe8pGk59//Sh3g=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00017

Result

int(1)