INSERT INTO cscart_lock_keys (key_id, token, expiry_at) 
VALUES 
  (
    '21682ff7e464a854f61419dd69d7089f33d2c5e2c48b812f39f9f14a2ee31c60', 
    'xkDUG052GYf4sjOyCI8x8m7SfD5vz5DG2uRqM+Gk/LY=', 
    UNIX_TIMESTAMP(NOW()) + 300
  )

Query time 0.00027

Result

int(1)