INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '750e5c9ebf8e951968445af421414912591778443f05462f8cc264bb31660331', 
    '+ez+0vMO6CcPYodNrTtyF256HkMpKMv5qNXh+Sogts0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00042

Result

int(1)