INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '34f7ff1fb98667f757b21cfe1dbc1a21789f9e67aefe5d3b99d188b997264e8a', 
    'j1q1xptihYpUAFU3a05lJPxFcLTynZWlGMLLfmt5zP0=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)