INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '763d27b59f051fa40e4238d967049920fa0fd76fbbfce80a28feee643aad176d', 
    '8Z6q5BZCf2zceIrkuJtBl6lXiN4vjsWjmhB5H4fMKEs=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)