INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '0552546f2f9da3cd044ef9d92fc5d306b19c57b4b5e62114ce510a62c508e5c1', 
    '2iHhn2fId8iagToEKlgj0wOuqqERc+vP6p3aznTmPGg=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)