INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '547a8026482da819eaa18735a7a573bbe49547c48abf787e903321599a48fa5f', 
    'SVwGd3xXa6oIEnxQXpMS7UH41m5ycwKidYtuQJVPBTc=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00020

Result

int(1)