INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '837835a50ac616ea86ec43f7ddab617ab1d843a01751326fbf2f2323c57b5cec', 
    '515bq6vLIayuih8bmPIPvVD2A4M59ZtRbQC7nQS4XFE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00022

Result

int(1)