INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '3515e1ac497af74872532dce86a00c61a97f3776927c9ce847396ddd9b55c439', 
    'T6PTp386kgNkgQa+3cf6glcnYNuJRISVdHrrmA/Kk34=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00033

Result

int(1)