INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'ccb0e23f05f9b72ef342c5910961d5888548e0947d949fb0b7f8f6ea47632562', 
    'Mz30fFGUGKW4gYZ2sNDjjTPrP03EGdRHgs4SvRF5m+c=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)