INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '755f44355c85b29db4abe179089f4b23c3b04c7e0b0a94dc015e5ef5c550848e', 
    'R7UFqeR1ngOeYWd4fHDLWmtEFBOjnckF1PlQ2fzgAiE=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00036

Result

int(1)