INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '6fee9655479d2546a0586182cedcbbcadc59631f81e0e4d5ddc53c725795ccb2', 
    'mhLgSLB4L1Nl/beJxznjFd4Fn0z4mvoTPLHfU5GTw8k=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00021

Result

int(1)