INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'df521553f0117b6552f33859421dfb0d9fdb64ece19d7a0f4bf932bc972aa609', 
    '2oToQL/i3eKvZuzS4PTpA9JQeR9MUIwKog/bN0NjrWo=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)