INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6741b357d4ab64cc7600e9df34a708d0741e2e9a1c82f4399b1d8e53010d7a02', 
    'heg04TZFjzZw81VPyuDUal50WPX6P56TELcYeXx679M=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00030

Result

int(1)