INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    'd51bf2f7166084211b7f66311b0765c72290a86bc608f89061a5b772266db3f9', 
    'Q5LbCeNHbQmyJhQsl78+jRzeaa0rHW1lvxkvn2hzQ+k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)